Synthetic Jar Lid Filters - 10 CT

Cultivators can add these Jar Lid Filters to jar lids to ensure their mushroom spawn has ample oxygen flow without the risk of contamination. Fully Autoclavable.

Features

• Allows for maximum airflow without contaminating the environment
• Sold in packs of 10

Synthetic Jar Lid Filters can be placed on top of a jar with ¼” holes to allow for maximum airflow in inoculated grain without compromising the environment. These are a great option for mycologist’s larger grain or spawn batches, as well as mycelium that thrive in higher oxygen environments or require a longer period of incubation.